Mary Teresa Ryder, M.D.
Family Medicine Physician · Lorton, VA
Mary Teresa Ryder, M.D. is a family medicine physician with a practice address in Lorton, Virginia, and NPI 1437189982, issued on Jul 3, 2006. Check the license (Virginia 0101052496, as entered in NPPES) on the Virginia Department of Health Professions; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mary Teresa Ryder
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 0101052496 VA
Self-reported in NPPES; status is on the state search - Practice location
- 9500 Richmond Hwy, Lorton, VA 22079
- Phone
- (703) 339-7788
- Enumerated
- Jul 3, 2006
- Record last updated
- Jul 15, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (703) 339-5713
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 4,137 in Virginia → Look up another NPI →
Also registered at 9500 Richmond Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Frank Ciampi, M.D.Family Medicine Physician1558392761
- Marc Gallini, M.D.Family Medicine Physician1801824479
- Susan Messing, P.A.-C.Physician Assistant1871744599
- Briana Murakami, PAMedical Physician Assistant1497210447
- Amen Otunba, FNP-CFamily Nurse Practitioner1043914245
- Nolan Patel, DOFamily Medicine Physician1639707359
Verify Mary Teresa Ryder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101052496Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mary Teresa Ryder among 4,137 family medicine physician records in Virginia
Mary Teresa Ryder, M.D. is one of 4,137 family medicine physician records with a practice address in Virginia. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 50% newer
- In a Medicare fileNo · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2008 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 family medicine physician records list a practice address in Lorton
They are 12 of the 299 NPPES records with a practice address in Lorton, and 4,137 family medicine physician records in Virginia. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4,137 in Virginia → Every provider in Lorton → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Dawit Ayalew, MDLorton, VA 220791366025249
- Frank Ciampi, M.D.Lorton, VA 220791558392761
- Tsedey Eshetu, M.D.Lorton, VA 220791053844969
- Marc Gallini, M.D.Lorton, VA 220791801824479
- David Lee, MDLorton, VA 220791093794067
- Christine Lee, MDLorton, VA 220791104881838
- Rebecca Lee, FNPLorton, VA 220791104712348
- Kathryn Morcom, M.D.Lorton, VA 220791821309030
Common questions
What is Mary Teresa Ryder, M.D.'s NPI number?
Mary Teresa Ryder, M.D.'s National Provider Identifier (NPI) is 1437189982, issued on Jul 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary Teresa Ryder, M.D. located?
The NPPES record lists a practice address at 9500 Richmond Hwy, Lorton, VA, 22079. Phone: (703) 339-7788. Providers update this record themselves, so call before visiting.
How can I verify Mary Teresa Ryder, M.D.'s license?
NPPES lists Virginia license number 0101052496, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.